An Enterprise Application (EA) is a large-scale software solution designed to serve the complex and varied needs of an organization. These applications are integral to the operations of a business and typically handle tasks such as resource planning, customer relationship management, supply chain management, human resources, and financial processing. Enterprise applications are characterized by their scalability, robustness, and ability to integrate with other systems and databases within the organization. They often need to support a large number of users, manage vast amounts of data, and ensure high availability and security.

Enterprise applications are typically custom-built or highly configurable to meet the specific requirements of the organization. They are designed to streamline business processes, improve efficiency, and provide real-time data insights that aid in decision-making. Due to their complexity, implementing an enterprise application often involves significant planning, resources, and time, including stages like requirement analysis, development, testing, deployment, and ongoing maintenance. Examples of enterprise applications include Enterprise Resource Planning (ERP) systems, Customer Relationship Management (CRM) systems, and Enterprise Content Management (ECM) systems, all of which are critical to the day-to-day operations of large organizations.